フロントコントローラ（/var/www/html/index.php）は以下の通りです
<?php
define('APP', '../application');
require_once 'Zend/Controller/Front.php';
require_once 'Zend/Controller/Action/Helper/ViewRenderer.php';
require_once APP.'/Zend_View_Smarty.class.php';

$front = Zend_Controller_Front::getInstance();
$front->setControllerDirectory(APP.'/controllers');
$view = new Zend_View_Smarty();
$render = new Zend_Controller_Action_Helper_ViewRenderer($view);
$render->setViewBasePathSpec(APP.'/smarty')
->setViewScriptPathSpec(':module/:controller/:action.:suffix')
->setViewScriptPathNoControllerSpec(':action.:suffix')
->setViewSuffix('tpl');
Zend_Controller_Action_HelperBroker::addHelper($render);

//$front->setParam('noViewRenderer', TRUE);
$front->dispatch();